
/**
 * A class that represents the irregular bipartite graph used in
 * EM3D.  The graph contains two linked structures that represent the
 * E nodes and the N nodes in the application.
 **/
class Graph
{
    /**
     * Nodes that represent the electrical field.
     **/
    Node eNodes;
    /**
     * Nodes that representhe the magnetic field.
     **/
    Node hNodes;

}
